back-burner不重要的
back wall of burner小炉后墙
on the back burner搁在靠后的炉子上;搁置着;靠边站;停止
put on the back burner先搁置一边;缓议;暂时搁置一旁;把
back and forth type burner往复式燃烧炉
N-SING（单数型名词） If you put an issue on the back burner, you leave it in order to deal with it later because you now consider it to have become less urgent or important. Compare . 次要地位 [usu 'the' N]
Many speculated that the U.S. would put the peace process on the back burner.
许多人认为美国会把和平进程放在次要地位上。